â¢ 3000 BC Sumerians use asphalt as an adhesive; Eqyptians use pitch to grease. chariot wheels; Mesopotamians use bitumen to seal boats. â¢ 600 BC Confucius writes about drilling a 100â gas well and using bamboo for pipes. â¢ 1500 AD Chinese dig oil wells >2000â deep. â¢ 1847 First ârock oilâ refinery in England. â¢ 1849 Canada distills kerosene from crude oil.
Donating Blood. Who Can Donate? Anyone who is in good health, is at least 18 years old (persons 16 or 17 years old may donate with a Blood Program permission slip signed by a parent or guardian), and weighs at least 114 pounds may donate blood every 56 days.
Most people between the ages of 17 and 66 who weigh over 50kg (7st 12lb) and have a good level of general health will be able to donate blood.If you are over 70, you need to have given blood in the last two years to continue donating.Your blood volume may need to be estimated first if you are a women and you: 1  are under 20 years old. 2  weigh under 65kg (10st 3lb).ost people between the ages of 17 and 66 who weigh over 50kg (7st 12lb) and have a good level of general health will be able to donate blood.